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A researcher uses -tests to compare a new study technique against traditional learning across 15 different topics in a biology course. Without adjusting for multiple comparisons, what is the expected number of statistically significant results () due to chance alone, even if the study technique has no actual effect?
A researcher uses -tests to compare a new study technique against traditional learning across 15 different topics in a biology course. Without adjusting for multiple comparisons, what is the expected number of statistically significant results () due to chance alone, even if the study technique has no actual effect?